ATI RN
Cells Tissues and Organs Comprehension Questions Questions
Question 1 of 5
The macromolecule that contains the most energy per gram is:
Correct Answer: B
Rationale: Lipids yield ~9 kcal/g, higher than carbohydrates or proteins (~4 kcal/g).
Question 2 of 5
The genetic code tells cells how to make
Correct Answer: C
Rationale: The genetic code (DNA/RNA) specifies amino acid sequences for proteins.
Question 3 of 5
Simple cuboidal epithelium is frequently found in
Correct Answer: D
Rationale: Simple cuboidal epithelium lines glands and ducts, aiding secretion and absorption.
Question 4 of 5
What type of connective tissue binds tissues and organs together?
Correct Answer: A
Rationale: Areolar loose connective tissue binds organs and tissues with its flexible matrix.
Question 5 of 5
Identify the type of connective tissue in which the matrix is NOT produced by the cells of the tissue.
Correct Answer: D
Rationale: Blood's matrix (plasma) is not cell-produced; it's a fluid from other sources.